Chavez II
Platform: Sega Genesis / Mega Drive
Region: USA
Media: Cartridge
Controller: Gamepad
Genre: Sports, Boxing
Gametype: Unlicensed
Release Year: 1993
Developer: Sculptured Software
Publisher: American Softworks
Players: 1 vs 2
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Chavez II is a Boxing game, developed by Sculptured Software and published by American Softworks, which was released in 1993. 

http://www.gamefaqs.com/console/genesis/home/586102.html